[flink] 15/15: [FLINK-10359] [docs] Scala example in DataSet docs is broken

[tzulitai]

This is an automated email from the ASF dual-hosted git repository.

tzulitai pushed a commit to branch release-1.7
in repository https://gitbox.apache.org/repos/asf/flink.git

commit 4f9485f30647105d6e01717faf6fcd11ceb679fe
Author: yanghua <yanghua1...@gmail.com>
AuthorDate: Mon Dec 10 11:00:29 2018 +0800

    [FLINK-10359] [docs] Scala example in DataSet docs is broken
    
    This closes #7266.
---
 docs/dev/batch/dataset_transformations.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/dev/batch/dataset_transformations.md 
b/docs/dev/batch/dataset_transformations.md
index 96c04c9..cf2da3f 100644
--- a/docs/dev/batch/dataset_transformations.md
+++ b/docs/dev/batch/dataset_transformations.md
@@ -712,7 +712,7 @@ class MyCombinableGroupReducer
     out: Collector[String]): Unit =
   {
     val r: (String, Int) =
-      in.asScala.reduce( (a,b) => (a._1, a._2 + b._2) )
+      in.iterator.asScala.reduce( (a,b) => (a._1, a._2 + b._2) )
     // concat key and sum and emit
     out.collect (r._1 + "-" + r._2)
   }
@@ -722,7 +722,7 @@ class MyCombinableGroupReducer
     out: Collector[(String, Int)]): Unit =
   {
     val r: (String, Int) =
-      in.asScala.reduce( (a,b) => (a._1, a._2 + b._2) )
+      in.iterator.asScala.reduce( (a,b) => (a._1, a._2 + b._2) )
     // emit tuple with key and sum
     out.collect(r)
   }